|Week|Room|Winning Couple|2nd Couple|3rd Couple|Chumps|
|---|---|---|---|---|---|
|1|Guest Bedroom 1|Alisa and Lysandra|Kyal and Kara/Brad and Dale|Chantelle and Steve||
|2|Downstairs Bathrooms, Laundry & Terrace|Brad and Dale|Alisa and Lysandra|Chantelle and Steve|Kyal and Kara|
|3|Guest Bedroom 2|Kyal and Kara|Chantalle and Steve|Alisa and Lysandra|Brad and Dale|
|4|Upstairs Bathroom|Kyal and Kara|Brad and Dale|Chantelle and Steve|Alisa and Lysandra|
|5|Kitchen|Alisa and Lysandra|Kyal and Kara|Brad and Dale|Chantelle and Steve|
|6|Living Room and Dining Room|Chantelle and Steve|Alisa and Lysandra|Brad and Dale / Kyal and Kara||
|7|Master Bedroom and Ensuite|Brad and Dale|Chantelle and Steve|Alisa and Lysandra|Kyal and Kara|
|8|Rooftop/Outside Terrace|Kyal and Kara|Brad and Dale|Alisa and Lysandra|Chantelle and Steve|

Question: how many weeks were chantelle and steve the "3rd couple"?
Answer: 3